world/book/node_modules/honkit/lib/api/encodeProgress.js
2025-05-12 05:38:44 +09:00

54 lines
1.6 KiB
JavaScript

"use strict";
var __importDefault = (this && this.__importDefault) || function (mod) {
return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
const immutable_1 = __importDefault(require("immutable"));
const encodeNavigation_1 = __importDefault(require("./encodeNavigation"));
/**
page.progress is a deprecated property from GitBook v2
*/
function encodeProgress(output, page) {
const current = page.getPath();
const navigation = immutable_1.default.Map((0, encodeNavigation_1.default)(output));
const n = navigation.size;
let percent = 0, prevPercent = 0, currentChapter = null;
let done = true;
const chapters = navigation
.map((nav, chapterPath) => {
nav.path = chapterPath;
return nav;
})
.valueSeq()
.sortBy((nav) => {
return nav.index;
})
.map((nav, i) => {
// Calcul percent
nav.percent = (i * 100) / Math.max(n - 1, 1);
// Is it done
nav.done = done;
if (nav.path == current) {
currentChapter = nav;
percent = nav.percent;
done = false;
}
else if (done) {
prevPercent = nav.percent;
}
return nav;
})
.toJS();
return {
// Previous percent
prevPercent: prevPercent,
// Current percent
percent: percent,
// List of chapter with progress
chapters: chapters,
// Current chapter
current: currentChapter
};
}
exports.default = encodeProgress;